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spark plug prices........
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01-25-2022, 12:20 PM
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guam2250
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Join Date: Jun 2018
Posts: 64
Re: spark plug prices........
In the interest of marketing, this plug and box might show Champion in a transition period with Model A plugs. This NOS 3X has the rounded 3, but the later base with the smooth, non knurled strip at the bottom.
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3X late 1931 Model A transition plug.jpg
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bx 6.jpg
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